Top Rankings
RSU 18 School District ranks among the top 20% of public school district in Maine for:
Category
Attribute
Graduation Rate
Highest graduation rate (Top 20%)
Community Size
Largest student body (number of students) (Top 1%)
For the 2026-27 school year, there is 1 public high school serving 695 students in RSU 18 School District. This district's average high testing ranking is 9/10, which is in the top 20% of public high schools in Maine.
Public High School in RSU 18 School District have an average math proficiency score of 57% (versus the Maine public high school average of 42%), and reading proficiency score of 87% (versus the 83% statewide average).
Public High School in RSU 18 School District have a Graduation Rate of 87%, which is more than the Maine average of 86%.
The school with highest graduation rate is Messalonskee High School, with 85-89% graduation rate. Read more about public school graduation rate statistics in Maine or national school graduation rate statistics.
Minority enrollment is 8% of the student body (majority Hispanic), which is less than the Maine public high school average of 15% (majority Black and Hispanic).
Overview
This School District
This State (ME)
# Schools
8 Schools
124 Schools
# Students
2,554 Students
53,278 Students
# Teachers
196 Teachers
4,381 Teachers
Student-Teacher Ratio
13:1
13:1
Student By Grade
District Rank
RSU 18 School District, which is ranked within the top 30% of all 182 school districts in Maine (based off of combined math and reading proficiency testing data) for the 2022-2023 school year.
The school district's graduation rate of 87% has decreased from 90-94% over five school years.
Overall District Rank
#38 out of 189 school districts
(Top 30%)
(Top 30%)
Showing 2013–2023. Full 14-year historical data available below ↓
Math Test Scores (% Proficient)
57%
49%
Showing 2013–2023. Full 14-year historical data available below ↓
Reading/Language Arts Test Scores (% Proficient)
88%
84%
Showing 2012–2022. Full 13-year historical data available below ↓
Science Test Scores (% Proficient)
42%
37%
Graduation Rate
87%
87.3%
Showing 2014–2023. Full 13-year historical data available below ↓
Chronically Absent Students
(2022-23)25.4%
28.5%
Students by Ethnicity:
Diversity Score
0.14
0.27
Showing 2014–2023. Full 14-year historical data available below ↓
% American Indian
n/a
1%
% Asian
n/a
1%
% Hispanic
3%
4%
Showing 2014–2023. Full 14-year historical data available below ↓
% Black
1%
5%
% White
93%
85%
Showing 2014–2023. Full 14-year historical data available below ↓
% Hawaiian
n/a
n/a
% Two or more races
3%
4%
All Ethnic Groups
District Revenue and Spending
The revenue/student of $18,373 in this school district is less than the state median of $22,146. The school district revenue/student has stayed relatively flat over four school years.
The school district's spending/student of $17,587 is less than the state median of $22,012. The school district spending/student has stayed relatively flat over four school years.
Total Revenue
$47 MM
$3,685 MM
Showing 2014–2023. Full 14-year historical data available below ↓
Spending
$45 MM
$3,663 MM
Showing 2014–2023. Full 14-year historical data available below ↓
Revenue / Student
$18,373
$22,146
Spending / Student
$17,587
$22,012
Best RSU 18 School District Public High Schools (2026-27)
School
(Math and Reading Proficiency)
(Math and Reading Proficiency)
Location
Quick Facts
Rank: #11.
Messalonskee High School
(Math: 55-59% | Reading: 85-89%)
Rank:
Rank:
8/
Top 30%10
131 Messalonskee High Drive
Oakland, ME 04963
(207) 465-7381
Oakland, ME 04963
(207) 465-7381
Gr: 9-12 | 695 students Student-teacher ratio: 14:1 Minority enrollment: 8%
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